2001-2007 Duramax 5" Downpipe Back Exhaust w/ Muffler (531100) 2003 - 2007 Ford Additives & Oils and are rated to handle

and are rated to handle 1500+ HP

Both of these scenarios cause their own list of run-ability issues

High Output Brand New Injector Set: 50% over

adding strength for extended service life

This will increase driving manners and turbo spooling response

2001-2007 Duramax 5" Downpipe Back Exhaust w/ Muffler (531100) 2003 - 2007 Ford Additives & Oils and are rated to handle2001 2007 Duramax LB7 5" Downpipe Back Exhaust w Muffler (531100) Constructed out of 16 gauge aluminized steel or T409 Stainless, this exhaust system is designed to simplify installation with included clamps, preweld contour bends and improved flanges. Enjoy a noticeable boost in performance, lowered EGTs and amplified air flow with this Flo~Pro system. For powerhouse performance, Flo~Pro delivers horsepower you can hear!